body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
/* 导航栏样式 */
.navbar {
    background-color: #333;
    color: #fff;
    display: flex;
    justify-content:right;
    align-items: center;
    padding: 10px;
}
.navbar a {
    color: #fff;
    text-decoration: none;
    margin-right: 20px;
    font-size: large;
    font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
}
.navbar a:hover {
    text-decoration: underline;
}
.header {
    display: flex;
    align-items: center;
    justify-content: center;
}
.website-title {
    text-align:center;
    font-family: serif;
    font-size: xx-large;
    font-weight: bolder;
}
/* 登录和注册表单样式 */
.form-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: calc(100vh - 120px);
    margin-top: -60px;
}
.form {
    width: 300px;
    border: 1px solid #ddd;
    padding: 20px;
}
.form input[type="text"],
.form input[type="password"],
.form input[type="submit"] {
    display: block;
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    box-sizing: border-box;
}
.form input[type="button"] {
    background-color: #333;
    color: #fff;
    padding: 10px;
    margin-bottom: 10px;
    border: none;
    cursor: pointer;
}
.form input[type="submit"] {
    background-color: #333;
    color: #fff;
    border: none;
    cursor: pointer;
}
.form input[type="submit"]:hover {
    background-color: #444;
}
.hidden {
    display: none;
}
.miit-beian {
    text-decoration:none;
    height:20px;
    line-height:20px;
    text-align: center;
    font-family:serif;
}
.public-security-beian {
    display:flex;
    argin: 0 auto;
    justify-content: center;
    text-decoration:none;
    height:20px;
    line-height:20px;
    font-family: serif;
}